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Finding the Fourth Proportional to 222,563.73, 333,860.90 and 89,444.10

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Solution

The fourth proportional to 222,563.73, 333,860.90 and 89,444.10 is: 134,172.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,563.73 : 333,860.90 = 89,444.10 : x
  2. Step 2: Convert to fraction form
    222,563.73/333,860.90 = 89,444.10/x
  3. Step 3: Cross multiply
    222,563.73x = 333,860.90 × 89,444.10
  4. Step 4: Simplify right side
    222,563.73x = 29,861,887,278.47
  5. Step 5: Solve for x
    x = 29,861,887,278.47/222,563.73
  6. Step 6: Final answer
    x = 134,172.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.